1640697858

素因数分解:

$2^1\times 3^2\times {\mathrm{2081}}^1\times {\mathrm{43801}}^1$

素因数の和:45890

約数の個数: 24

約数和(自身を含む): 3556634796

約数和(自身を除く): 1915936938

約数列:

[1, 2, 3, 6, 9, 18, 2081, 4162, 6243, 12486, 18729, 37458, 43801, 87602, 131403, 262806, 394209, 788418, 91149881, 182299762, 273449643, 546899286, 820348929, 1640697858]

約数ペア:

[(1, 1640697858), (2, 820348929), (3, 546899286), (6, 273449643), (9, 182299762), (18, 91149881), (2081, 788418), (4162, 394209), (6243, 262806), (12486, 131403), (18729, 87602), (37458, 43801)]